/* ============================================
   工具页面样式
   创意画布 / 任务 / 数据统计 三标签切换
   深色主题
   ============================================ */

.tools-page {
    padding: 24px 0 60px;
}

/* --- 横排标签导航 --- */
.tools-tabs-bar {
    display: flex;
    gap: 4px;
    padding: 4px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    margin-bottom: 24px;
    width: fit-content;
}

.tools-tab-btn {
    padding: 10px 28px;
    background: transparent;
    border: none;
    border-radius: var(--radius-md);
    color: var(--text-secondary);
    font-size: 0.9rem;
    font-weight: 500;
    cursor: pointer;
    transition: all var(--transition);
    font-family: var(--font-family);
    display: flex;
    align-items: center;
    gap: 8px;
    white-space: nowrap;
}

.tools-tab-btn:hover {
    color: var(--text-primary);
    background: rgba(255,255,255,0.03);
}

.tools-tab-btn.active {
    background: var(--color-primary);
    color: #fff;
    box-shadow: 0 2px 10px rgba(79,110,246,0.3);
}

.tools-tab-badge {
    font-size: 0.72rem;
    padding: 2px 8px;
    border-radius: 10px;
    background: rgba(255,255,255,0.15);
}

.tools-tab-btn.active .tools-tab-badge {
    background: rgba(255,255,255,0.25);
}

/* --- 标签内容区 --- */
.tools-tab-content {
    display: none;
}

.tools-tab-content.active {
    display: block;
}

/* ============================================
   创意画布
   ============================================ */
.canvas-layout {
    display: grid;
    grid-template-columns: 1fr 340px;
    gap: 20px;
}

/* 画布主区 */
.canvas-main {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    min-height: 500px;
    position: relative;
    overflow: hidden;
}

.canvas-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 14px 18px;
    border-bottom: 1px solid var(--border-color);
}

.canvas-title {
    font-size: 0.9rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 8px;
}

.canvas-toolbar {
    display: flex;
    gap: 6px;
}

.canvas-tool-btn {
    width: 32px;
    height: 32px;
    border-radius: 6px;
    background: rgba(255,255,255,0.03);
    border: 1px solid rgba(255,255,255,0.06);
    color: var(--text-muted);
    cursor: pointer;
    font-size: 0.85rem;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition);
}

.canvas-tool-btn:hover {
    background: rgba(255,255,255,0.06);
    color: var(--text-primary);
}

.canvas-area {
    padding: 30px;
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 400px;
}

.canvas-empty {
    text-align: center;
    color: var(--text-muted);
}

.canvas-empty-icon {
    font-size: 3rem;
    margin-bottom: 14px;
    opacity: 0.5;
}

.canvas-empty-text {
    font-size: 0.9rem;
    margin-bottom: 6px;
}

.canvas-empty-hint {
    font-size: 0.78rem;
    color: var(--text-muted);
    opacity: 0.7;
}

/* 画布项目网格（有内容时显示） */
.canvas-projects-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 14px;
    padding: 20px;
    width: 100%;
}

.canvas-project-card {
    background: var(--bg-input);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    overflow: hidden;
    cursor: pointer;
    transition: all var(--transition);
}

.canvas-project-card:hover {
    border-color: rgba(79,110,246,0.35);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0,0,0,0.3);
}

.canvas-project-thumb {
    aspect-ratio: 16/10;
    background: var(--gradient-card);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
}

.canvas-project-info {
    padding: 12px;
}

.canvas-project-name {
    font-size: 0.84rem;
    font-weight: 500;
    margin-bottom: 4px;
}

.canvas-project-date {
    font-size: 0.72rem;
    color: var(--text-muted);
}

/* 画布右侧面板 */
.canvas-sidebar {
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.canvas-side-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 16px;
}

.canvas-side-title {
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 12px;
    display: flex;
    align-items: center;
    gap: 6px;
}

/* 模板列表 */
.canvas-tpl-list {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.canvas-tpl-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px;
    background: var(--bg-input);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: all var(--transition);
}

.canvas-tpl-item:hover {
    border-color: rgba(79,110,246,0.3);
}

.canvas-tpl-icon {
    width: 36px;
    height: 36px;
    border-radius: 8px;
    background: rgba(79,110,246,0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1rem;
    flex-shrink: 0;
}

.canvas-tpl-name {
    font-size: 0.82rem;
    font-weight: 500;
}

.canvas-tpl-desc {
    font-size: 0.72rem;
    color: var(--text-muted);
}

/* ============================================
   任务列表
   ============================================ */
.tasks-toolbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 16px;
    flex-wrap: wrap;
    gap: 12px;
}

.tasks-filter-group {
    display: flex;
    gap: 6px;
}

.tasks-filter-btn {
    padding: 7px 16px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-full);
    color: var(--text-secondary);
    font-size: 0.82rem;
    cursor: pointer;
    transition: all var(--transition);
    font-family: var(--font-family);
}

.tasks-filter-btn:hover {
    border-color: rgba(79,110,246,0.3);
}

.tasks-filter-btn.active {
    background: rgba(79,110,246,0.12);
    border-color: var(--color-primary);
    color: var(--color-primary-light);
}

.tasks-table-wrap {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    overflow: hidden;
}

.tasks-table {
    width: 100%;
    border-collapse: collapse;
}

.tasks-table th {
    padding: 12px 16px;
    text-align: left;
    font-size: 0.78rem;
    font-weight: 600;
    color: var(--text-muted);
    border-bottom: 1px solid var(--border-color);
    background: rgba(255,255,255,0.01);
    white-space: nowrap;
}

.tasks-table td {
    padding: 12px 16px;
    font-size: 0.84rem;
    border-bottom: 1px solid rgba(255,255,255,0.03);
    color: var(--text-secondary);
}

.tasks-table tr:hover td {
    background: rgba(255,255,255,0.02);
}

/* 任务状态标签 */
.task-status {
    padding: 4px 10px;
    border-radius: var(--radius-full);
    font-size: 0.74rem;
    font-weight: 500;
    white-space: nowrap;
}

.task-status.done {
    background: rgba(34,197,94,0.1);
    color: #4ade80;
}

.task-status.processing {
    background: rgba(79,110,246,0.1);
    color: var(--color-primary-light);
}

.task-status.queued {
    background: rgba(234,179,8,0.1);
    color: #eab308;
}

.task-status.failed {
    background: rgba(239,68,68,0.1);
    color: #ef4444;
}

.task-action-btn {
    padding: 4px 10px;
    background: transparent;
    border: 1px solid rgba(255,255,255,0.08);
    border-radius: 4px;
    color: var(--text-muted);
    font-size: 0.76rem;
    cursor: pointer;
    transition: all var(--transition);
    font-family: var(--font-family);
}

.task-action-btn:hover {
    border-color: rgba(255,255,255,0.2);
    color: var(--text-primary);
}

.tasks-empty {
    text-align: center;
    padding: 60px 20px;
    color: var(--text-muted);
}

/* ============================================
   数据统计
   ============================================ */
.stats-cards-row {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 14px;
    margin-bottom: 24px;
}

.stat-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 20px;
}

.stat-card-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 12px;
}

.stat-card-label {
    font-size: 0.82rem;
    color: var(--text-muted);
}

.stat-card-icon {
    font-size: 1.2rem;
    opacity: 0.7;
}

.stat-card-value {
    font-size: 1.8rem;
    font-weight: 700;
    margin-bottom: 6px;
}

.stat-card-change {
    font-size: 0.78rem;
    color: #4ade80;
}

.stat-card-change.down {
    color: #ef4444;
}

/* 图表区 */
.stats-charts-row {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 16px;
    margin-bottom: 24px;
}

.stats-chart-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 20px;
}

.stats-chart-title {
    font-size: 0.88rem;
    font-weight: 600;
    margin-bottom: 16px;
    display: flex;
    align-items: center;
    gap: 8px;
}

/* 简易柱状图 */
.chart-bars {
    display: flex;
    align-items: flex-end;
    gap: 12px;
    height: 180px;
    padding-top: 10px;
}

.chart-bar-item {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 6px;
    height: 100%;
    justify-content: flex-end;
}

.chart-bar {
    width: 100%;
    max-width: 40px;
    background: var(--gradient-primary);
    border-radius: 6px 6px 0 0;
    transition: height 0.5s ease;
    min-height: 4px;
    position: relative;
}

.chart-bar-value {
    position: absolute;
    top: -20px;
    left: 50%;
    transform: translateX(-50%);
    font-size: 0.72rem;
    color: var(--text-secondary);
    white-space: nowrap;
}

.chart-bar-label {
    font-size: 0.7rem;
    color: var(--text-muted);
    white-space: nowrap;
}

/* 饼图占位 */
.chart-pie-placeholder {
    width: 160px;
    height: 160px;
    border-radius: 50%;
    margin: 10px auto;
    background: conic-gradient(
        var(--color-primary) 0% 45%,
        var(--color-accent) 45% 70%,
        #4ade80 70% 85%,
        #eab308 85% 100%
    );
}

.chart-pie-legend {
    display: flex;
    flex-direction: column;
    gap: 8px;
    margin-top: 12px;
}

.pie-legend-item {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.8rem;
    color: var(--text-secondary);
}

.pie-legend-dot {
    width: 10px;
    height: 10px;
    border-radius: 3px;
    flex-shrink: 0;
}

/* 最近活动 */
.stats-activity {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 20px;
}

.stats-activity-title {
    font-size: 0.88rem;
    font-weight: 600;
    margin-bottom: 14px;
}

.activity-list {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.activity-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 8px 0;
    border-bottom: 1px solid rgba(255,255,255,0.03);
}

.activity-icon {
    width: 34px;
    height: 34px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.85rem;
    flex-shrink: 0;
}

.activity-icon.create {
    background: rgba(79,110,246,0.12);
}

.activity-icon.done {
    background: rgba(34,197,94,0.12);
}

.activity-info {
    flex: 1;
    min-width: 0;
}

.activity-text {
    font-size: 0.82rem;
    color: var(--text-secondary);
}

.activity-time {
    font-size: 0.72rem;
    color: var(--text-muted);
    margin-top: 2px;
}

/* ============================================
   响应式
   ============================================ */
@media (max-width: 1024px) {
    .canvas-layout {
        grid-template-columns: 1fr;
    }

    .canvas-projects-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .stats-cards-row {
        grid-template-columns: repeat(2, 1fr);
    }

    .stats-charts-row {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .tools-tabs-bar {
        width: 100%;
        overflow-x: auto;
    }

    .canvas-projects-grid {
        grid-template-columns: 1fr 1fr;
    }

    .stats-cards-row {
        grid-template-columns: 1fr 1fr;
    }

    .tasks-table {
        font-size: 0.75rem;
    }

    .tasks-table th,
    .tasks-table td {
        padding: 8px 10px;
    }
}

@media (max-width: 480px) {
    .canvas-projects-grid {
        grid-template-columns: 1fr;
    }

    .stats-cards-row {
        grid-template-columns: 1fr;
    }

    .tasks-filter-group {
        overflow-x: auto;
        width: 100%;
    }
}

/* ============================================
   空白画布模板 — 显眼样式
   ============================================ */
.canvas-tpl-item.primary-template {
    border: 2px solid rgba(79,110,246,0.4);
    background: rgba(79,110,246,0.06);
    position: relative;
    overflow: hidden;
}

.canvas-tpl-item.primary-template::before {
    content: '';
    position: absolute;
    inset: -1px;
    border-radius: var(--radius-sm);
    background: linear-gradient(135deg, rgba(79,110,246,0.3), rgba(168,85,247,0.3), rgba(79,110,246,0.3));
    background-size: 200% 200%;
    animation: templateGlow 2.5s ease infinite;
    z-index: -1;
    opacity: 0.5;
}

@keyframes templateGlow {
    0%, 100% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
}

.canvas-tpl-item.primary-template:hover {
    border-color: var(--color-primary);
    background: rgba(79,110,246,0.1);
    box-shadow: 0 0 24px rgba(79,110,246,0.2);
    transform: translateY(-2px);
}

.canvas-tpl-item.primary-template .canvas-tpl-icon {
    background: rgba(79,110,246,0.18);
    font-size: 1.3rem;
}

.canvas-tpl-item.primary-template .canvas-tpl-name {
    color: var(--color-primary-light);
    font-weight: 600;
}

.canvas-tpl-item.primary-template .canvas-tpl-desc {
    color: rgba(255,255,255,0.5);
}

/* ============================================
   工程卡片弹窗菜单
   ============================================ */
.project-menu-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.6);
    backdrop-filter: blur(4px);
    z-index: 800;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: all 0.2s ease;
}

.project-menu-overlay.show {
    opacity: 1;
    visibility: visible;
}

.project-menu-dialog {
    background: #15152a;
    border: 1px solid rgba(255,255,255,0.08);
    border-radius: var(--radius-xl);
    width: 400px;
    max-width: 92vw;
    box-shadow: 0 20px 60px rgba(0,0,0,0.6);
    overflow: hidden;
}

.project-menu-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 20px;
    border-bottom: 1px solid rgba(255,255,255,0.06);
}

.project-menu-title {
    font-size: 1rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 10px;
}

.project-menu-title-icon {
    width: 40px; height: 40px;
    border-radius: 10px;
    background: var(--gradient-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
}

.project-menu-close {
    width: 30px; height: 30px;
    border-radius: 50%;
    background: rgba(255,255,255,0.04);
    border: none; color: #6b6b8a;
    cursor: pointer; font-size: 0.9rem;
    transition: all var(--transition);
}

.project-menu-close:hover { background: rgba(255,255,255,0.08); color: #fff; }

.project-menu-body {
    padding: 8px;
}

.project-menu-item {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 13px 16px;
    border-radius: 10px;
    cursor: pointer;
    transition: all var(--transition);
    background: transparent;
    border: none;
    color: #a0a0c0;
    font-size: 0.9rem;
    font-family: var(--font-family);
    width: 100%;
    text-align: left;
}

.project-menu-item:hover {
    background: rgba(255,255,255,0.04);
    color: #fff;
}

.project-menu-item.danger:hover {
    background: rgba(239,68,68,0.08);
    color: #ef4444;
}

.project-menu-item-icon {
    font-size: 1.1rem;
    width: 22px;
    text-align: center;
    flex-shrink: 0;
}

.project-menu-divider {
    height: 1px;
    background: rgba(255,255,255,0.04);
    margin: 4px 12px;
}

/* --- 重命名输入框 --- */
.project-rename-input {
    width: 100%;
    padding: 10px 14px;
    background: rgba(255,255,255,0.03);
    border: 1px solid rgba(255,255,255,0.1);
    border-radius: 8px;
    color: #fff;
    font-size: 0.88rem;
    font-family: var(--font-family);
    outline: none;
    margin-top: 8px;
}

.project-rename-input:focus {
    border-color: var(--color-primary);
    box-shadow: 0 0 0 2px rgba(79,110,246,0.08);
}

.project-rename-actions {
    display: flex;
    gap: 8px;
    margin-top: 8px;
    justify-content: flex-end;
}

.project-rename-actions button {
    padding: 6px 16px;
    border-radius: 6px;
    font-size: 0.8rem;
    cursor: pointer;
    font-family: var(--font-family);
    border: none;
}

.project-rename-cancel {
    background: rgba(255,255,255,0.05);
    color: #a0a0c0;
}

.project-rename-confirm {
    background: var(--color-primary);
    color: #fff;
}

/* --- 封面区域 --- */
.project-cover-area {
    width: 100%;
    aspect-ratio: 16/10;
    background: rgba(255,255,255,0.02);
    border: 2px dashed rgba(255,255,255,0.08);
    border-radius: 10px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    margin-top: 8px;
    transition: all var(--transition);
    overflow: hidden;
}

.project-cover-area:hover {
    border-color: rgba(79,110,246,0.3);
    background: rgba(79,110,246,0.03);
}

.project-cover-area img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* 工程卡片右键指示 */
.canvas-project-card {
    position: relative;
}

.canvas-project-card .card-menu-dot {
    position: absolute;
    top: 8px; right: 8px;
    width: 26px; height: 26px;
    border-radius: 50%;
    background: rgba(0,0,0,0.5);
    border: none;
    color: #fff;
    font-size: 0.8rem;
    cursor: pointer;
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 5;
}

.canvas-project-card:hover .card-menu-dot {
    display: flex;
}